I think you need to parallel a known value cap with the inductor, then dip
and read frequency. Inductance is then found mathematically. If this is
wrong I'm sure someone will correct it.
73,
Steve
----- Original Message -----
From: "NI4L" <ni4l@charter.net>
To: "amplifier reflector" <amps@contesting.com>
Sent: Friday, October 18, 2002 9:09 AM
Subject: [Amps] WINDING TANK COILS ......HELP
> Hello all
> Ok i have the MFJ 259B with the grid dip attachments
> I have wound a couple of tank coils for a amp.
> But for the life of me i can't figure out this MFJ thing out the manual
> really sucks!
> They give you 2 different probes a big and little big for under 20mhz,
> little for over.
> Maybe i am just doing something wrong here...... I stick the probe into
> the center of the coil then adjust for a dip of some sort?
> they don't tell you which unit to use on the meter the resestance meter
> or what and it will go like say 400 then as i roll through the freq
> it will start dropping towards 0 i didn't notice any kind of what i
> would call a dip
> Anybody have any tips on what i am doing wrong. Maybe i am using the
> wrong scale? i can flip it to Uf and stick it in the center of the coil
> gives a reading that is the same as just holding it in mid air???????
> Any help would be appreciated.
> Chris
>
> --
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> Let me take the hassle out of making a RESONANT DIPOLE for you.
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>
>
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